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From raw material to finished product, there are 15 working procedures. Each working procedure quality inspection according to the standard inspection, to ensure each product of BKK in perfect.

Strength Test

Every batch of product in production process have to past at least 3 times tension testing, they are tension after quenching  tempering, tension testing after chemical polishing, tension testing after plating. To ensure the variant strain values of every batch of products within same standard data.


Anti-rust Test

Point at the fresh water and sea water anti-rust standard test , each style products must pass the international standard of saltwater test before selling to market .